4020020202 has 16 divisors (see below), whose sum is σ = 8770953312. Its totient is φ = 1218187920.

The previous prime is 4020020177. The next prime is 4020020227. The reversal of 4020020202 is 2020200204.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (4020020177) and next prime (4020020227).

4020020202 is a modest number, since divided by 20202 gives 4020 as remainder.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30454633 + ... + 30454764.

It is an arithmetic number, because the mean of its divisors is an integer number (548184582).

Almost surely, 2^4020020202 is an apocalyptic number.

4020020202 is an abundant number, since it is smaller than the sum of its proper divisors (4750933110).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4020020202 is a wasteful number, since it uses less digits than its factorization.

4020020202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60909413.

The product of its (nonzero) digits is 64, while the sum is 12.

The square root of 4020020202 is about 63403.6292494365. The cubic root of 4020020202 is about 1590.0449866628.

Adding to 4020020202 its reverse (2020200204), we get a palindrome (6040220406).

The spelling of 4020020202 in words is "four billion, twenty million, twenty thousand, two hundred two".